From the ________ look on his face, we know that the price of meat _________. [      ]

A. disappointed; has been gone up    

B. disappointed; has been raised   

C. disappointing; has gone up        

D. disappointing; has risen

慢粒白血病的临床特点是（）

A.脾脏显著肿大为主，并有腹胀、低热、乏力

B.容易并发感染

C.易出血、贫血

D.纵隔淋巴结肿大

E.低热、无汗